Question

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2.
( Ans! t=10952 ) 2 = 109
In a G.P. with common ratio r, the sum of first four terms is equal to 15 and the sum
of their squares is equal to 85. Prove that 14r4 - 1713 – 17r2
- 17r- 17r + 14 = 0.​

Answer 1

Answer:

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Step-by-step explanation:

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